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Lindsey
10 lines
256 B
Python
10 lines
256 B
Python
import numpy as np
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from scipy.constants import mu_0, epsilon_0
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def omega(freq):
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"""Angular frequency, omega"""
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return 2.*np.pi*freq
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def k(freq, sigma, mu=mu_0, eps=epsilon_0):
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w = omega(freq)
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return np.sqrt(mu * eps * w**2 - 1j * w* mu * sigma) |